<template>
  <div>
    <TypeNav />
    <div class="main">
      <div class="py-container">
        <!--bread  面包屑部分-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <!-- 面包屑有没有categoryname -->
            <li class="with-x" v-show="searchParams.categoryName">
              {{ searchParams.categoryName }}<i @click="deleteBread">×</i>
            </li>
            <!-- 关键词面包屑 -->
            <li class="with-x" v-show="searchParams.keyword">
              {{ searchParams.keyword }}<i @click="deleteBreadKeyword">×</i>
            </li>
            <!-- 品牌面包屑 -->
            <!-- 字符串转数组分隔 -->
            <li class="with-x" v-show="searchParams.trademark">
              {{ searchParams.trademark.split(":")[1]
              }}<i @click="deleteBreadbrand">×</i>
            </li>
          </ul>
        </div>

        <!--selector-->
        <SearchSelector @tradeMark="tradeMark" />

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{ active: isOne }" @click="changeOrder('1')">
                  <a href="javascript:;"
                    >综合
                    <span
                      v-show="isOne"
                      class="iconfont"
                      :class="{
                        'icon-arrowdown': isdesc,
                        'icon-arrowup': isasc,
                      }"
                    ></span
                  ></a>
                </li>
                <li :class="{ active: isTwo }" @click="changeOrder('2')">
                  <a href="javascript:;"
                    >价格
                    <span
                      v-show="isTwo"
                      :class="{
                        'iconfont icon-arrowdown': isdesc,
                        'iconfont icon-arrowup': isasc,
                      }"
                    ></span
                  ></a>
                </li>
              </ul>
            </div>
          </div>
          <!-- 商品列表 -->
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="list in goodsList" :key="list.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <!-- 路由跳转部分  声明式导航 -->
                    <router-link :to="`/detail/${list.id}`"
                      ><img :src="list.defaultImg"
                    /></router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ list.price }}.00</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a
                      target="_blank"
                      href="item.html"
                      title="促销信息，下单即赠送三个月CIBN视频会员卡！【小米电视新品4A 58 火爆预约中】"
                      >{{ list.title }}</a
                    >
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!-- 分页 -->
          <Pagination
            :pageNo="searchParams.pageNo"
            :pageSize="searchParams.pageSize"
            :Total="total"
            :continues="5"
            @getPageNo="getPageNo"
          />
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import SearchSelector from "./SearchSelector/SearchSelector";
import { mapGetters, mapState } from "vuex";
export default {
  name: "Search",
  components: {
    SearchSelector,
  },
  data() {
    return {
      //请求search 数据的时候 要带的初始化参数
      searchParams: {
        category1Id: "",
        category2Id: "",
        category3Id: "",
        categoryName: "",
        keyword: "",
        order: "1:desc",
        pageNo: 1,
        pageSize: 2,
        props: [],
        trademark: "",
      },
    };
  },
  computed: {
    //拿到仓库里面的total  并传给pagination组件
    ...mapState({
      total: (state) => {
        return state.search.searchList.total;
      },
    }),
    ...mapGetters(["goodsList"]),
    //判断参数中order字符串内有没有1
    isOne() {
      return this.searchParams.order.indexOf("1") != -1;
    },
    //判断参数中order字符串内有没有2
    isTwo() {
      return this.searchParams.order.indexOf("2") != -1;
    },
    //判断order中是desc还是  asc  显示 箭头的上下
    isdesc() {
      return this.searchParams.order.indexOf("desc") != -1;
    },
    isasc() {
      return this.searchParams.order.indexOf("asc") != -1;
    },
  },
  beforeMount() {
    //加工一下初始参数，把当前路由下的参数 传给它
    //在这里可以拿到数据 并且是发送网络请求之前

    Object.assign(this.searchParams, this.$route.params, this.$route.query);
  },
  mounted() {
    //页面挂载完之后  调用请求数据的方法 请求数据
    this.getData();
  },
  methods: {
    getData() {
      //页面挂载完之后，向服务器请求数据 需要有第二个参数
      this.$store.dispatch("getSearchList", this.searchParams);
    },
    //点击删除面包屑 并且重新发送网络请求 加载页面  并更新路由地址
    deleteBread() {
      //将searchParams 里面的参数做一次清空
      this.searchParams.categoryName = "";
      this.searchParams.category1Id = "";
      this.searchParams.category2Id = "";
      this.searchParams.category3Id = "";
      //再次发送网络请求
      this.getData();
      //将路由地址也去除掉之前的参数  骚操作 自己跳自己
      //需要注意的是 这里只清除路由中的query参数 应该保留下来 params参数
      if (this.$route.params)
        this.$router.push({ name: "search", params: this.$route.params });
    },
    //点击删除keyword面包屑 并重新发送网络请求 加载页面 并更新路由地址,并让keyword去除
    deleteBreadKeyword() {
      this.searchParams.keyword = "";
      this.getData();
      if (this.$route.query) {
        this.$router.push({ name: "search", query: this.$route.query });
      }
      //全局事件总线 使得header中的keyword  为空
      this.$bus.$emit("deleteKeyword");
    },
    //拿到品牌触发的自定义事件重新发送ajax请求 请求对应的数据
    tradeMark(value) {
      //根据请求参数的要求 参数是一个字符串 并且是id：name的格式
      this.searchParams.trademark = `${value.tmId}:${value.tmName}`;
      this.getData();
    },
    //点击品牌面包屑 删除掉 并且重新发送请求
    deleteBreadbrand() {
      this.searchParams.trademark = "";
      this.getData();
    },
    //点击综合 或者价格 改变参数的order
    changeOrder(flag) {
      //flag 是点击的时候传进来的是1  还是2
      //拿到最初的值   1  和 desc
      let originFlag = this.searchParams.order.split(":")[0];
      let originSC = this.searchParams.order.split(":")[1];
      let newOrder = "";

      //当1 =1 的时候  让oder值 还是 1 desc
      if (flag == originFlag) {
        newOrder = `${originFlag}:${originSC == "desc" ? "asc" : "desc"}`;
      } else {
        //否则让 oder  是  2  desc
        newOrder = `${flag}:desc`;
      }
      this.searchParams.order = newOrder;
      //发请求
      this.getData();
    },
    //点击分页器 得到当前的pageNo   根据它重新请求数据 渲染页面
    getPageNo(pageNo) {
      //先整理请求的参数
      this.searchParams.pageNo = pageNo;
      this.getData();
    },
  },
  watch: {
    //监听$route中参数的变化  如果发生变化 就再一次请求新数据
    $route(newvalue, oldvalue) {
      //同样请求新数据的时候  也要重新整理传过去的参数根据路由的情况
      Object.assign(this.searchParams, this.$route.params, this.$route.query);
      this.getData();
      //这里每次请求完  都把这三个给清一下，因为其他参数值下次请求的时候可能会覆盖
      //但这三个不会覆盖
      this.searchParams.category1Id = "";
      this.searchParams.category2Id = "";
      this.searchParams.category3Id = "";
    },
  },
};
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>